{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["manufacturing standard", "application", "enabling technology", "concept or principle", "engineering feature", "material"], "input": "The build tray goes down to create the next layer ."}
{"manufacturing standard": [], "application": [], "enabling technology": [], "concept or principle": [], "engineering feature": [], "material": []}